Uniselector
[计] 步进开关, 单动作
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
Nice to meet you, too.
认识你我也很高兴。
As a matter of fact, it is the other way around.
事实上，情况正好相反。